<Columns>

    <Column>
        <NumberInput IsLarge TValue="int" @bind-Value="num1"></NumberInput>
    </Column>
    <Column>
        <NumberInput IsMedium TValue="int" @bind-Value="num2"></NumberInput>
    </Column>
    <Column>
        <NumberInput TValue="int" @bind-Value="num3"></NumberInput>
    </Column>
    <Column>
        <NumberInput IsSmall TValue="int" @bind-Value="num4"></NumberInput>
    </Column>
</Columns>

@code {
    private int num1 = 1;
    private int num2 = 1;
    private int num3 = 1;
    private int num4 = 1;
}